On Tue, Sep 18, 2012 at 08:51:47PM -0700, Hugh Dickins wrote:
> In fuzzing with trinity, lockdep protested "possible irq lock inversion
> dependency detected" when isolate_lru_page() reenabled interrupts while
> still holding the supposedly irq-safe tree_lock:
>
> invalidate_inode_pages2
> inval
On Tue, Sep 18, 2012 at 08:51:47PM -0700, Hugh Dickins wrote:
> In fuzzing with trinity, lockdep protested "possible irq lock inversion
> dependency detected" when isolate_lru_page() reenabled interrupts while
> still holding the supposedly irq-safe tree_lock:
>
> invalidate_inode_pages2
> inval
In fuzzing with trinity, lockdep protested "possible irq lock inversion
dependency detected" when isolate_lru_page() reenabled interrupts while
still holding the supposedly irq-safe tree_lock:
invalidate_inode_pages2
invalidate_complete_page2
spin_lock_irq(&mapping->tree_lock)
clear_page
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